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Cheap flights from Sydney to London from $457

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LON
19 Mar — 26 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to London

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to London
Explore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 February 2026.

Wed 11/321:15
SYD
-
LGW
2 stops29h 55m
Turkish Airlines
Wed 22/407:00
LGW
-
SYD
2 stops27h 10m
Turkish Airlines
Deal found 17/2$1,354
Wed 15/709:45
SYD
-
LGW
1 stop30h 45m
AirAsia X
Wed 12/810:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 17/2$1,374
Mon 20/720:50
SYD
-
LGW
1 stop43h 35m
AirAsia X
Thu 20/810:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 16/2$1,382
Fri 23/1010:45
SYD
-
LGW
1 stop30h 40m
AirAsia X
Fri 13/1109:25
LGW
-
SYD
1 stop36h 50m
AirAsia X
Deal found 16/2$1,388
Fri 13/1110:45
SYD
-
LGW
1 stop30h 40m
AirAsia X
Fri 20/1109:25
LGW
-
SYD
1 stop36h 50m
AirAsia X
Deal found 17/2$1,390
Fri 10/709:45
SYD
-
LGW
1 stop30h 40m
AirAsia X
Thu 30/710:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 15/2$1,397
Mon 13/720:50
SYD
-
LGW
1 stop43h 35m
AirAsia X
Thu 30/710:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 13/2$1,402
Tue 7/720:50
SYD
-
LGW
1 stop43h 40m
AirAsia X
Fri 31/710:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 15/2$1,405
Tue 14/720:50
SYD
-
LGW
1 stop43h 40m
AirAsia X
Thu 30/710:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 13/2$1,412
Fri 17/720:50
SYD
-
LGW
1 stop43h 35m
AirAsia X
Fri 7/810:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 14/2$1,415
Thu 16/709:45
SYD
-
LGW
1 stop30h 20m
AirAsia X
Thu 30/710:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 14/2$1,430

Find flight deals from Sydney to London

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 February 2026.

Round-trip from

$1,354

One-way from

$457

Popular in

December

Cheapest in

February

Average price

$1,725
Turkish Airlines
  • Turkish Airlines
  • 11/3-22/4
  • 4 total stops
  • 57h 05m total
  • Sydney to London
Search Deals
AirAsia X
  • AirAsia X
  • 8/7
  • 1 total stop
  • 30h 45m total
  • Sydney to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($360 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($104 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 134,765 searches. Data last updated 17 February 2026.
Use the filters below to find and compare flights from Sydney to London that are best for you.

Fly from

Sydney

Fly to

London

Route

Departure

Return

Price

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 3/6

11:00-15:00

1 stop37h 00m

London Gatwick

Mon 15/6

18:05-12:35

1 stop33h 30m

$1,587

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 27/5

20:30-15:00

1 stop27h 30m

London Gatwick

Wed 10/6

11:35-12:35

1 stop40h 00m

$1,597

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 3/6

20:30-15:00

1 stop27h 30m

London Gatwick

Wed 10/6

11:35-08:00

3 stops35h 25m

$1,599

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 25/5

11:00-15:00

1 stop37h 00m

London Gatwick

Fri 29/5

18:40-07:40

2 stops52h 00m

$1,605

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Tue 2/6

11:00-15:00

1 stop37h 00m

London Gatwick

Mon 15/6

18:05-07:40

2 stops52h 35m

$1,609

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 9/3

21:30-06:30

1 stop44h 00m

London Gatwick

Thu 12/3

10:30-10:00

1 stop36h 30m

$1,677

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 8/7

11:00-06:40

1 stop28h 40m

London Gatwick

Tue 15/9

11:35-09:00

1 stop36h 25m

$1,705

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 10/6

20:30-15:00

1 stop27h 30m

London Gatwick

Tue 23/6

11:35-09:00

1 stop36h 25m

$1,710

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sat 18/7

20:50-07:25

1 stop43h 35m

$466

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 27/7

20:50-07:25

1 stop43h 35m

$466

Flights are sorted by cheapest return flights first.

Deals found on 14/2

Showing 1-10 of 18 results
1
2

Best time to book a flight from Sydney to London

Have a flexible travel schedule? Discover the best time to fly to London from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to London

How far ahead should I book a flight from Sydney to London?

Use this chart to determine the optimal time to book a return flight from Sydney to London. Price data was last updated on 13 February 2026.

To ensure you get the cheapest price possible for a flight from Sydney to London, you should look to book at least 32 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Sydney to London?

Currently, February is the cheapest month in which you can book a flight from Sydney to London (average of $1,132). Flying from Sydney to London in December is currently the most expensive (average of $2,026). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SYD to LON?

Find hourly flight availability from Sydney to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 February 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to London as you normally would.

Weekly flight availability from Sydney to London

Explore weekly flight availability from Sydney to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 February 2026.

The most flights from SYD to LON are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost for a return flight from Sydney to London?

What’s the top stopover airport for flights from Sydney to London?

Share of one-stop return flights from Sydney to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Singapore (SIN) – chosen by Cheapflights users on 20% of one-stop itineraries from Sydney to London on Cheapflights.

What’s the cheapest stopover airport for flights from Sydney to London?

Average return fare for one-stop flights from Sydney to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Beijing (PEK) is the most affordable one-stop option, with an average return flight price of $1,409.

What’s the fastest stopover option from Sydney to London?

Shortest average travel time for one-stop one-way flights from Sydney to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Dubai (DXB) have the shortest average one-way travel time for one-stop routes: 22h 55m.

Which airport typically offers the quickest stopover for flights from Sydney to London?

Average stopover duration for one-stop one-way flights from Sydney to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Dubai (DXB) offer the fastest connection on this route, with an average stopover time of 1h 13m.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 17 February 2026.
Read reviews from past customers who have flown with China Eastern from Sydney to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Eastern
7.2
Good
193 reviews
Check prices

Entertainment

6.1

Overall

7.2

Boarding

7.6

Food

6.8

Comfort

7.2

Crew

7.8

Reviews

1 / 6
4.0
Okay

Joe,Feb 2026

NRT - PVG

All of my flights with China Eastern were delayed by a minimum of an hour each. The worst part about it is that neither the WiFi on board and nor the WiFi at Shanghai airport were working so I couldn't notify anyone either to or from Tokyo
China Eastern
7.2
Good
193 reviews
China Eastern
7.2
Good
193 reviews
Check prices

Entertainment

6.1

Overall

7.2

Boarding

7.6

Food

6.8

Comfort

7.2

Crew

7.8

Reviews

1 / 6
4.0
Okay

Joe,Feb 2026

NRT - PVG

All of my flights with China Eastern were delayed by a minimum of an hour each. The worst part about it is that neither the WiFi on board and nor the WiFi at Shanghai airport were working so I couldn't notify anyone either to or from Tokyo

Related info for your journey

Find useful and relevant information for your journey from Sydney to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sydney to London?

    Most people fly from Sydney Kingsford Smith (SYD) if they book a flight from Sydney to London. On average, Kingsford Smith has 3 outbound flights to London per day from 0 airlines. Sydney Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre.

  • How long is the flight from Sydney to London?

    Departing from Sydney to London will take you 37h. Airlines will cover a distance of 17008 km.

  • Can I find deals for flights from Sydney to London that include hotel bookings?

    Yes. In addition to deals on Sydney to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to London.

  • Can I find deals for business class flights from Sydney to London?

    Yes. Cheapflights offers flight deals from Sydney to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sydney to London?

    Currently, February is the cheapest month in which you can book a flight from Sydney to London (average of $1,132). Flying from Sydney to London in December is currently the most expensive (average of $2,026). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Stansted
High Wycombe
Slough
Maidstone
Ilford
Hounslow
Gatwick
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